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Annotation of 43BSD/contrib/rn/help.c, revision 1.1

1.1     ! root        1: /* $Header: help.c,v 4.3.1.2 85/09/10 11:05:39 lwall Exp $
        !             2:  *
        !             3:  * $Log:       help.c,v $
        !             4:  * Revision 4.3.1.2  85/09/10  11:05:39  lwall
        !             5:  * Improved %m in in_char().
        !             6:  * 
        !             7:  * Revision 4.3.1.1  85/05/10  11:33:10  lwall
        !             8:  * Branch for patches.
        !             9:  * 
        !            10:  * Revision 4.3  85/05/01  11:38:59  lwall
        !            11:  * Baseline for release with 4.3bsd.
        !            12:  * 
        !            13:  */
        !            14: 
        !            15: #include "EXTERN.h"
        !            16: #include "common.h"
        !            17: #include "rn.h"
        !            18: #include "term.h"
        !            19: #include "INTERN.h"
        !            20: #include "help.h"
        !            21: 
        !            22: void
        !            23: help_init()
        !            24: {
        !            25:     ;
        !            26: }
        !            27: 
        !            28: int
        !            29: help_page()
        !            30: {
        !            31:     int cmd;
        !            32: 
        !            33: #ifdef PAGERHELP
        !            34:     doshell(sh,filexp(PAGERHELP));
        !            35: #else
        !            36:     page_init();
        !            37:     if ((cmd = print_lines("\
        !            38: Paging commands:\n\
        !            39: ",STANDOUT)) ||
        !            40:     (cmd = print_lines("\n\
        !            41: SP     Display the next page.\n\
        !            42: x      Display the next page decrypted (rot13).\n\
        !            43: d      Display half a page more.\n\
        !            44: CR     Display one more line.\n\
        !            45: ^R,v,^X        Restart the current article (v=verbose header, ^X=rot13).\n\
        !            46: ",NOMARKING)) ||
        !            47:     (cmd = print_lines("\
        !            48: ^B     Back up one page.\n\
        !            49: ^L,X   Refresh the screen (X=rot13).\n\
        !            50: g pat  Go to (search forward within article for) pattern.\n\
        !            51: G      Search again for current pattern within article.\n\
        !            52: ^G     Search for next line beginning with \"Subject:\".\n\
        !            53: TAB    Search for next line beginning with a different character.\n\
        !            54: q      Quit the pager, go to end of article.  Leave article read or unread.\n\
        !            55: j      Junk this article (mark it read).  Goes to end of article.\n\
        !            56: \n\
        !            57: ",NOMARKING)) ||
        !            58:     (cmd = print_lines("\
        !            59: The following commands skip the rest of the current article, then behave\n\
        !            60: just as if typed to the 'What next?' prompt at the end of the article:\n\
        !            61: ",STANDOUT)) ||
        !            62:     (cmd = print_lines("\n\
        !            63: n      Scan forward for next unread article.\n\
        !            64: N      Go to next article.\n\
        !            65: ^N     Scan forward for next unread article with same title.\n\
        !            66: p,P,^P Same as n,N,^N, only going backwards.\n\
        !            67: -      Go to previously displayed article.\n\
        !            68: \n\
        !            69: ",NOMARKING)) ||
        !            70:     (cmd = print_lines("\
        !            71: The following commands also take you to the end of the article.\n\
        !            72: Type h at end of article for a description of these commands:\n\
        !            73: ",STANDOUT)) ||
        !            74:     (cmd = print_lines("\
        !            75:        # $ & / = ? c C f F k K ^K m M number r R ^R s S u v w W Y ^ |\n\
        !            76: \n\
        !            77: (To return to the middle of the article after one of these commands, type ^L.)\n\
        !            78: ",NOMARKING)) )
        !            79:        return cmd;
        !            80: #endif
        !            81:     return 0;
        !            82: }
        !            83: 
        !            84: int
        !            85: help_art()
        !            86: {
        !            87:     int cmd;
        !            88: #ifdef ARTHELP
        !            89:     doshell(sh,filexp(ARTHELP));
        !            90: #else
        !            91:     page_init();
        !            92:     if ((cmd = print_lines("\
        !            93: Article Selection commands:\n\
        !            94: ",STANDOUT)) ||
        !            95:     (cmd = print_lines("\n\
        !            96: n,SP   Scan forward for next unread article.\n\
        !            97: N      Go to next article.\n\
        !            98: ^N     Scan forward for next unread article with same subject.\n\
        !            99: p,P,^P Same as n,N,^N, only going backwards.\n\
        !           100: -      Go to previously displayed article.\n\
        !           101: ",NOMARKING)) ||
        !           102:     (cmd = print_lines("\
        !           103: number Go to specified article.\n\
        !           104: range{,range} command{:command}\n\
        !           105:        Apply one or more commands to one or more ranges of articles.\n\
        !           106:        Ranges are of the form: number | number-number.  You may use . for\n\
        !           107:        the current article, and $ for the last article.\n\
        !           108:        Valid commands are: j, m, M, s, S, and !.\n\
        !           109: ",NOMARKING)) ||
        !           110:     (cmd = print_lines("\
        !           111: /pattern/modifiers\n\
        !           112:        Scan forward for article containing pattern in the subject line.\n\
        !           113:        (Use ?pat? to scan backwards; append h to scan headers, a to scan\n\
        !           114:        entire articles, r to scan read articles, c to make case sensitive.\n\
        !           115: /pattern/modifiers:command{:command}\n\
        !           116:        Apply one or more commands to the set of articles matching pattern.\n\
        !           117:        Use a K modifier to save entire command to the KILL file for this\n\
        !           118:        newsgroup.  Commands m and M, if first, imply an r modifier.\n\
        !           119:        Valid commands are: j, m, M, s, S, and !.\n\
        !           120: ",NOMARKING)) ||
        !           121:     (cmd = print_lines("\
        !           122: f,F    Submit a followup article (F = include this article).\n\
        !           123: r,R    Reply through net mail (R = include this article).\n\
        !           124: s ...  Save to file or pipe via sh.\n\
        !           125: S ...  Save via preferred shell.\n\
        !           126: w,W    Like s and S but save without the header.\n\
        !           127: | ...  Same as s|...\n\
        !           128: C      Cancel this article, if yours.\n\
        !           129: ",NOMARKING)) ||
        !           130:     (cmd = print_lines("\
        !           131: ^R,v   Restart article (v=verbose).\n\
        !           132: ^X     Restart article, rot13 mode.\n\
        !           133: c      Catch up (mark all articles as read).\n\
        !           134: ^B     Back up one page.\n\
        !           135: ^L     Refresh the screen.  You can get back to the pager with this.\n\
        !           136: X      Refresh screen in rot13 mode.\n\
        !           137: ",NOMARKING)) ||
        !           138:     (cmd = print_lines("\
        !           139: ^      Go to first unread article.  Disables subject search mode.\n\
        !           140: $      Go to end of newsgroup.  Disables subject search mode.\n\
        !           141: ",NOMARKING)) ||
        !           142:     (cmd = print_lines("#       Print last article number.\n\
        !           143: &      Print current values of command-line switches.\n\
        !           144: &switch {switch}\n\
        !           145:        Set or unset more switches.\n\
        !           146: &&     Print current macro definitions.\n\
        !           147: &&def  Define a new macro.\n\
        !           148: j      Junk this article (mark it read).  Stays at end of article.\n\
        !           149: m      Mark article as still unread.\n\
        !           150: M      Mark article as still unread upon exiting newsgroup or Y command.\n\
        !           151: ",NOMARKING)) ||
        !           152:     (cmd = print_lines("\
        !           153: Y      Yank back articles marked temporarily read via M.\n\
        !           154: k      Mark current SUBJECT as read.\n\
        !           155: K      Mark current SUBJECT as read, and save command in KILL file.\n\
        !           156: =      List subjects of unread articles.\n\
        !           157: u      Unsubscribe to this newsgroup.\n\
        !           158: ^K     Edit local KILL file (the one for this newsgroup).\n\
        !           159: q      Quit this newsgroup for now.\n\
        !           160: Q      Quit newsgroup, staying at current newsgroup.\n\
        !           161: ",NOMARKING)) )
        !           162:        return cmd;
        !           163: #endif
        !           164:     return 0;
        !           165: }
        !           166: 
        !           167: int
        !           168: help_ng()
        !           169: {
        !           170:     int cmd;
        !           171: #ifdef NGHELP
        !           172:     doshell(sh,filexp(NGHELP));
        !           173: #else
        !           174:     page_init();
        !           175:     if (cmd = print_lines("\
        !           176: Newsgroup Selection commands:\n\
        !           177: ",STANDOUT) )
        !           178:        return cmd;
        !           179:     if (ng != nextrcline) {
        !           180:        if (cmd = print_lines("\
        !           181: \n\
        !           182: y,SP   Do this newsgroup now.\n\
        !           183: .cmd   Do this newsgroup, executing cmd as first command.\n\
        !           184: =      Equivalent to .=<carriage return>.\n\
        !           185: u      Unsubscribe from this newsgroup.\n\
        !           186: c      Catch up (mark this newsgroup all read).\n\
        !           187: ",NOMARKING) )
        !           188:            return cmd;
        !           189:     }
        !           190:     if ((cmd = print_lines("\
        !           191: \n\
        !           192: n      Go to the next newsgroup with unread news.\n\
        !           193: N      Go to the next newsgroup.\n\
        !           194: p      Go to the previous newsgroup with unread news.\n\
        !           195: P      Go to the previous newsgroup.\n\
        !           196: ",NOMARKING)) ||
        !           197:     (cmd = print_lines("\
        !           198: -      Go to the previously displayed newsgroup.\n\
        !           199: 1      Go to the first newsgroup.\n\
        !           200: ^      Go to the first newsgroup with unread news.\n\
        !           201: $      Go to the last newsgroup.\n\
        !           202: ",NOMARKING)) ||
        !           203:     (cmd = print_lines("\
        !           204: g name Go to the named newsgroup.  Subscribe to new newsgroups this way too.\n\
        !           205: /pat   Search forward for newsgroup matching pattern.\n\
        !           206: ?pat   Search backward for newsgroup matching pattern.\n\
        !           207:        (Use * and ? style patterns.  Append r to include read newsgroups.)\n\
        !           208: ",NOMARKING)) ||
        !           209:     (cmd = print_lines("\
        !           210: l pat  List unsubscribed newsgroups containing pattern.\n\
        !           211: m name Move named newsgroup elsewhere (no name moves current newsgroup).\n\
        !           212: o pat  Only display newsgroups matching pattern.  Omit pat to unrestrict.\n\
        !           213: a pat  Like o, but also scans for unsubscribed newsgroups matching pattern.\n\
        !           214: L      List current .newsrc.\n\
        !           215: ",NOMARKING)) ||
        !           216:     (cmd = print_lines("\
        !           217: &      Print current command-line switch settings.\n\
        !           218: &switch {switch}\n\
        !           219:        Set (or unset) more command-line switches.\n\
        !           220: &&     Print current macro definitions.\n\
        !           221: &&def  Define a new macro.\n\
        !           222: !cmd   Shell escape.\n\
        !           223: ",NOMARKING)) ||
        !           224:     (cmd = print_lines("\
        !           225: q      Quit rn.\n\
        !           226: ^K     Edit the global KILL file.  Use commands like /pattern/j to suppress\n\
        !           227:        pattern in every newsgroup.\n\
        !           228: v      Print version.\n\
        !           229: ",NOMARKING)) )
        !           230:        return cmd;
        !           231: #endif
        !           232: #ifdef PUSHBACK
        !           233:     if (cmd = get_anything())
        !           234:        return cmd;
        !           235:     show_macros();
        !           236: #endif
        !           237:     return 0;
        !           238: }
        !           239: 
        !           240: #ifdef ESCSUBS
        !           241: int
        !           242: help_subs()
        !           243: {
        !           244:     int cmd;
        !           245: #ifdef SUBSHELP
        !           246:     doshell(sh,filexp(SUBSHELP));
        !           247: #else
        !           248:     page_init();
        !           249:     if ((cmd = print_lines("\
        !           250: Valid substitutions are:\n\
        !           251: ",STANDOUT)) ||
        !           252:     (cmd = print_lines("\
        !           253: \n\
        !           254: a      Current article number\n\
        !           255: A      Full name of current article (%P/%c/%a)\n\
        !           256: b      Destination of last save command, often a mailbox\n\
        !           257: B      Bytes to ignore at beginning of last saved article\n\
        !           258: ",NOMARKING)) ||
        !           259:     (cmd = print_lines("\
        !           260: c      Current newsgroup, directory form\n\
        !           261: C      Current newsgroup, dot form\n\
        !           262: d      Full name of newsgroup directory (%P/%c)\n\
        !           263: D      Distribution line from current article\
        !           264: ",NOMARKING)) ||
        !           265:     (cmd = print_lines("\
        !           266: f      Who the current article is from\n\
        !           267: F      Newsgroups to followup to (from Newsgroups and Followup-To)\n\
        !           268: h      (This help message)\n\
        !           269: H      Host name (yours)\n\
        !           270: i      Message-I.D. line from current article, with <>\n\
        !           271: I      Reference indicator mark (see -F switch)\n\
        !           272: ",NOMARKING)) ||
        !           273:     (cmd = print_lines("\
        !           274: l      News administrator's login name, if any\n\
        !           275: L      Login name (yours)\n\
        !           276: m      Current mode, first letter of (init, newsgroup, article, pager,\n\
        !           277:                Add, Catchup, Delete bogus, Mailbox, Resubscribe)\n\
        !           278: M      Number of article marked with M\n\
        !           279: n      Newsgroups from current article\n\
        !           280: N      Full name (yours)\n\
        !           281: ",NOMARKING)) ||
        !           282:     (cmd = print_lines("\
        !           283: o      Organization (yours)\n\
        !           284: O      Original working directory (where you ran rn from)\n\
        !           285: p      Your private news directory (from -d)\n\
        !           286: P      Public news spool directory\n\
        !           287: ",NOMARKING)) ||
        !           288:     (cmd = print_lines("\
        !           289: r      Last reference (parent article id)\n\
        !           290: R      References list for followup article\n\
        !           291: s      Subject, with all Re's and (nf)'s stripped off\n\
        !           292: S      Subject, with one Re stripped off\
        !           293: ",NOMARKING)) ||
        !           294:     (cmd = print_lines("\
        !           295: t      New To line derived from From and Reply-To (Internet format)\n\
        !           296: T      New To line derived from Path\n\
        !           297: u      Number of unread articles\n\
        !           298: U      Number of unread articles not counting current article\n\
        !           299: x      News library directory\n\
        !           300: X      Rn library directory\n\
        !           301: z      Length of current article in bytes\n\
        !           302: ",NOMARKING)) ||
        !           303:     (cmd = print_lines("\
        !           304: ~      Your home directory\n\
        !           305: .      Directory containing . files\n\
        !           306: $      Current process number\n\
        !           307: /      Last search string\n\
        !           308: ESC    Run preceding command through % interpretation\n\
        !           309: ",NOMARKING)) )
        !           310:        return cmd;
        !           311: #endif
        !           312:     return 0;
        !           313: }
        !           314: #endif
        !           315: 

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